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Ammonia as Nitrogen. ALS Environmental may or may not test for Ammonia as Nitrogen (CAS # 7664-41-7). Information is subject to change; please contact us for the latest available analytes for which we test.
Chemical Abstracts Service (CAS) number and other unique identifiers. Impurities and stabilizing additives, which are themselves classified and which contribute to the classification of the chemical. Mixtures. Same information required for substances.